Using cryptographic authentication, we created a super-secure remote control to open a garage!
Let's take a look at what makes 'main()' feel so cozy and welcoming - what has to happen to have variables initialized, objects constructed and stacks a-stackin?
This is the third post in my ongoing ESP32 Relay Web Server project.
A quick recap of all that Supercon 2019 had to offer.
Details from a project upgrading an old incandescent lamp to utilize addressable LEDs
Check out our latest tutorial on levitating magnets and creating a wireless light!
Building a DIY personal, portable, briefcase computer workstation with a Raspberry Pi!
Looking to get your kids into programming? Look no further!
Adventures in building a wireless EL wire dance suit for a troupe.
I'm using six of the same sensor in my fiber optic suit, with only four hardware configurable addresses. I need to take advantage of my ESP32 to create multiple I2C buses.
We collected over two hundred retired testbeds and turned them into art! Join us as we highlight this project and tell some of the stories behind these dusty old circuit boards.
Many of us at SparkFun consume coffee for breakfast, maybe lunch or dinner, but for some go-getters it's all three. Join me as I dig into the habits and trends of our breakroom coffee setup.
Take a look at Cyclic Redundancy Checks beyond just copy/pasting an implementation. The underlying mathematical principles are very interesting, and you can try it yourself in Python!
The trials of setting up a Web Server with Bootstrap, SPIFFS and ESPAsync.
The trail-ready lightning detector has been out in the wild getting some good use. As summer nears its end, it is a great time to take the project back to the drawing board and figure out what should be upgraded, what should be added and what can be removed – just in time for some fall outdoor adventures!
This summer I went on a tear setting up connected devices in my house with one goal; simplifying the mundane tasks of owning a house. The whole project has got me automating as much as I can, but also non-connected solutions are springing up as well. In this Enginursday, I build a roof over my new connected outdoor outlet.
New LulzBot + new car = new project
Prototyping an outdoor lightning warning system.
Adventures in building an EL wire dance suit for a troupe.
Terrify your coworkers! Annoy your friends! How many people in upper management can I frighten without losing my job?